Toro 30450 Operator's Manual
Toro 30450 Operator's Manual

Toro 30450 Operator's Manual

Traction unit and cutting unit
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Form No. 3328-186
Groundsmaster 455-D
Traction Unit and Cutting Unit
Model No. 30450—Serial No. 220000201 and Up
Model No. 30455—Serial No. 220000201 and Up
Operator's Manual
English (EN)

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Table of Contents
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Summary of Contents for Toro 30450

  • Page 1 Form No. 3328-186 Groundsmaster 455-D Traction Unit and Cutting Unit Model No. 30450—Serial No. 220000201 and Up Model No. 30455—Serial No. 220000201 and Up Operator’s Manual English (EN)
  • Page 2 Authorized Service Dealer or Toro Customer Service and have the model and This spark ignition system complies with Canadian serial numbers of your product ready. The model and serial ICES-002.
  • Page 3: While Operating

    Do not The GROUNDSMASTER 455-D was tested and overfill. certified by TORO for compliance with the B71.4-1990 specifications of the American National Standards – Wipe up any spilled fuel. Institute. Although hazard control and accident...
  • Page 4 These areas setting. To assure safety and accuracy, have an could be hot enough to cause burns. Authorized Toro Distributor check maximum engine speed. If cutting deck strikes a solid object or vibrates...
  • Page 5: Safety And Instruction Decals

    Safety and Instruction Decals Safety decals and instructions are easily visible to the operator and are located near any area of potential danger. Replace any decal that is damaged or lost. 43-8480 66-1340 55-4300 68-8340 70-2560...
  • Page 6 85-6410 76-8780 86-0700 83-9150 86-0710 86-0720 86-0730 84-1470...
  • Page 7 88-8950 86-0740 92-1370 86-0750 93-6681 1. Cutting/dismemberment hazard, fan—stay away from moving parts. 86-0760 93-9426 86-0780...
  • Page 8 106-1005 93-7242 93-7243...
  • Page 9: Specifications

    Specifications Traction Unit Peugeot, four-cycle, four cylinder, 1.9 liter (1900 cc) displacement, liquid cooled diesel engine; 23.5:1 compression ratio; Low idle—1600 RPM, high Engine idle—3000 RPM Capacity is 3.5 gallons (13.2 l) of 50/50 mixture of Peugeot recommended Cooling System anti-freeze (Part No.
  • Page 10: Cutting Unit

    Model No. 30471 Dry weight Mulcher Kit Model NO. 30475 2-wheel drive 3800 lb. (1724 kg) Cab* 4-wheel drive 3900 lb. (1769 kg) Additional Weights* Low Seat Option* * Contact your local Toro distributor Specifications and design subject to change without notice.
  • Page 11: Before Operating

    2. Degasser tank cap 3. If coolant is low, remove degasser tank cap (Fig. 2) and add a 50/50 mixture of water and Peugeot recommended anti-freeze (Toro Part No. 93-7213). Do not use water only or alcohol/methanol base coolants. 4. Install degasser tank cap.
  • Page 12 2/3 oz. (20 ml) bottles. One bottle Danger is sufficient for 4–6 gal (15–22 1) of hydraulic oil. Order part no. 44–2500 from your authorized Toro distributor. Not recommended for biodegradable fluid (use food Because diesel fuel is highly flammable, use coloring).
  • Page 13: Checking The Front Axle Oil Level

    3. Install reservoir cap, close hood, and secure latch. 4. Screw dipstick filler cap finger–tight onto filler neck. It is not necessary to tighten cap with a wrench. Checking the Front Axle Oil Checking the Rear Axle Level Lubricant (Model 30455 Only) The front axle is shipped from the factory filled with SAE 80–90 wt.
  • Page 14: Checking The Tire Pressure

    Checking the Tire Pressure The tires are over-inflated for shipping. Therefore, release some of the air to reduce the pressure. Correct air pressure in the front and rear tires is 20 psi (138 kPa). Important Maintain even pressure in all tires to assure a good quality-of-cut and proper machine performance.
  • Page 15: Adjusting The Height-Of-Cut

    Adjusting the Height-of-Cut 2. Push castor spindle through front castor arm, install remaining spacers onto spindle, and install HOC cap to secure assembly (Fig. 11). The height-of-cut is adjustable from 1 to 5 inches (2.5 to 12.7 cm) in 1/2 inch (13 mm) increments. Positioning the Note: On Center deck only, make sure washer remains on castor wheel axles in the top holes of the castor forks or bottom of spindle shaft.
  • Page 16: Safety Doors

    Figure 13 Figure 14 1. Rear deck straps 2. Lift arm brackets 1. Safety door 3. Ball joint 2. Door guide 4. Threaded rod 2. Remove hairpin cotter and H.O.C. pin securing rear deck strap to H.O.C. bracket on deck. 3.
  • Page 17: Key Switch

    Controls Key Switch The key switch (Fig. 15) has three positions: OFF, ON and Cutting Unit Engagement Switch START. Rotate key to START and release key when engine begins running. To stop engine, rotate key to OFF. The cutting unit engagement switch (Fig. 15) is used to start and stop cutting unit operation.
  • Page 18: Brake Pedals

    Seat Axle Shift Lever Seat adjusting lever on left side of seat (Fig. 16) allows The axle shift lever ,located on right side of console 4 inch (10.2 cm) fore and aft adjustment. Seat adjusting (Fig. 17), selects front drive mode. Pull out lockout knob, knob on front of seat, adjusts seat for operator’s weight.
  • Page 19: Starting And Stopping

    Parking Brake Latch Starting and Stopping A knob on the left side of console (Fig. 18) actuates 1. Sit on the seat, keep foot off traction pedal. Ensure that parking brake lock. To engage parking brake, connect the parking brake is engaged, traction pedal is in pedals with locking pin, push down on both pedals and pull NEUTRAL, and cutting unit engagement switch is in parking brake latch out.
  • Page 20: Checking The Interlock System

    Note: Note: It may be necessary to bleed the air out of the switch is operating correctly; thus, proceed to step 5. If fuel line between the fuel filter / water separator and the engine does not stop, there is a malfunction in the injection pump.
  • Page 21: Operating Tips

    If spring removal or Clippings Discharge repair is required, contact your local authorized Toro Distributor for assistance. Although the deck has rear discharge, some clippings are discharged toward the left side. To avoid discharging undesirable clippings onto pathways, roads, or other Transport non–turf surfaces, mow with the right side of the deck next...
  • Page 22: After Operating

    After Operating To ensure optimum performance, clean underside of mower housings and under belt covers after each use. Use low psi compressed air only. Do not use water. If residue is allowed to buildup in mower housings, cutting performance will decrease.
  • Page 23: Recommended Maintenance Schedule

    Maintenance Recommended Maintenance Schedule Maintenance Service Maintenance Procedure Interval Inspect the PTO and cutting unit belts. Torque the wheel lug nuts. After first 10 hours Inspect the engine fan belt. Change the engine oil and filter. Check the electric deck clutches adjustment. After first 50 hours Check the electric PTO clutch adjustment.
  • Page 24: Daily Maintenance Checklist

    Daily Maintenance Checklist Duplicate this page for routine use. For the week of: Mon. Tues. Wed. Thurs. Fri. Sat. Sun. Maintenance Check Item Check the safety interlock system. Check the brake operation. Check the engine oil level. Check the fuel level. Check the cooling system fluid level.
  • Page 25: Service Interval Charts

    SERVICE INTERVAL CHARTS 2 Wheel Drive 4 Wheel Drive...
  • Page 26: Lubricating The Machine

    Lubricating the Machine The traction unit and cutting unit have grease fittings that must be lubricated regularly with No. 2 General Purpose Lithium Base Grease. If machine is operated under normal conditions, lubricate all grease fittings after every 25 hours of operation.
  • Page 27 Important Failure to lubricate the hydro pump drive fitting will result in a failure. Figure 28 Figure 26 Figure 29 Figure 27...
  • Page 28 Figure 30 Figure 32 Figure 33 Figure 31 1. Top fitting on king pin...
  • Page 29 Figure 36 Figure 34 Figure 35...
  • Page 30: Servicing The Air Cleaner

    2. Gently slide primary filter (Fig. 39) out of air cleaner Caution body to reduce the amount of dust dislodged. Avoid knocking filter against air cleaner body. Do not remove safety filter. Before servicing or making adjustments to the machine, stop engine and remove key from the switch.
  • Page 31: Servicing The Engine Oil And Filter

    Servicing the Engine Oil and Servicing the Fuel System Filter Draining the Fuel Tank Change oil and filter initially after the first 50 hours of Drain and clean fuel tank every 800 hours of operation or yearly, whichever comes first. Also, drain and clean tank if operation, thereafter change oil and filter every 100 hours.
  • Page 32: Servicing The Engine Cooling System

    3. Tighten drain screw. 3. Unscrew knobs and pivot oil cooler rearward. Clean both sides of oil cooler and radiator area thoroughly with low pressure compressed air. Open hood and blow Changing the Fuel Filter debris out toward back of machine. Pivot oil cooler back into position and tighten knobs.
  • Page 33: Changing The Hydraulic Oil

    Change hydraulic oil filter initially after the first 50 hours of operation, thereafter change hydraulic oil and filter after every 800 operating hours. If oil becomes contaminated, contact your local Toro distributor because the system must be flushed. Contaminated oil looks milky or black when compared to clean oil.
  • Page 34: Replacing The Hydraulic Filter

    Use cardboard or paper to find hydraulic leaks. Only the Toro replacement filter (Part No. 86-3010) can be Hydraulic fluid escaping under pressure can used in the hydraulic system. penetrate skin and cause injury. Fluid accidentally...
  • Page 35: Adjusting The Traction Drive For Neutral

    Adjusting the Traction Drive for Neutral The machine must not creep when traction pedal is released. If it does creep, an adjustment is required. 1. Park machine on a level surface, shut engine off and move shift lever to “HI” position. Depress only the left brake pedal and engage the parking brake.
  • Page 36: Changing The Bidirectional Clutch Lubricant

    Changing the Front Axle Lubricant After every 800 hours of operation the oil in the front axle must be changed. 1. Position machine on a level surface. 2. Clean area around the drain plug (Fig. 54). Figure 55 1. Drain plugs (3) Changing the Bidirectional Clutch Lubricant (Model 30455 Only)
  • Page 37: Adjusting Rear Wheel Toe-In

    Adjusting Rear Wheel Toe-In After every 800 operating hours or annually, check rear wheel toe-in. Measure center-to-center distance (at axle height) at front and rear of steering tires. Front and rear measurements must be within 1/8 in. (3 mm) of each other. Adjusting 2-Wheel Drive Models 1.
  • Page 38: Servicing The Battery

    1. PTO belt 3. Square hole posts and cable connectors with Grafo 112X (skin-over) 2. Adapter plate grease (Toro Part No. 505-47) or petroleum jelly to prevent corrosion. Adjusting the Clutch Servicing the Fuses The PTO clutch is adjustable to ensure proper engagement There are 4 fuses in the machines electrical system.
  • Page 39 Figure 64 1. Hydraulic line couplers 3. Rear deck straps Figure 63 2. Wire harness 1. ACC fuse 3. Deck fuse 2. Relay fuse 4. Run fuse 4. Remove hairpin cotters and height-of-cut pins securing rear deck straps to height-of-cut brackets on deck (Fig.
  • Page 40: Removing The Cutting Unit

    Pivoting the Cutting Unit Down into the 6. Roll the cutting unit away from the traction unit. Operating Position Alternate Method 1. Sit on seat, start the engine, and slowly lower the cutting units to the ground; then raise center cutting unit 1.
  • Page 41: Adjusting The Blade

    Adjusting the Safety Door Adjusting the Blade On each side of the center deck is a safety door that opens To ensure proper operation of the cutting unit, there must and closes as the wing decks are lowered and raised be 0.25 0.12 in.
  • Page 42: Adjusting The Belt Tension

    Adjusting the Belt Tension Replacing the Drive Belts Each cutting unit drive belt is individually tensioned by a The blade drive belts are very durable, but after many hours self tensioning spring loaded idler. When the idlers are of use, the belts will show signs of wear. Signs of a worn properly adjusted, the black plastic sleeve should be 0.12 to belt are: squealing when belt is rotating, blades slipping 0.25 in.
  • Page 43 6. Raise front of gear box support and remove old belt from around gear box pulley and remaining pulleys. 7. Route new belt around appropriate pulleys as shown in Figure 75. Figure 73 1. Clutch rod 2. Clutch wire Figure 75 Removing the Center Deck Belt 8.
  • Page 44: Servicing The Front Bushings In The Castor Arms

    Figure 76 Figure 77 1. Clutch 2. Flange studs 1. Front castor arm tube 2. Bushings Servicing the Front Bushings Servicing Castor Wheels and in the Castor Arms Bearings The castor arms have bushings pressed into the top and 1. Remove locknut from capscrew holding castor wheel bottom of the tube and after many hours of operation, the assembly between front castor fork (Fig.
  • Page 45: Removing And Installing The Blade

    Always use genuine away the metal that connects the flat and curved parts of Toro replacement blades to be sure of safety and optimum the blade, check the blade before using the machine. If performance.
  • Page 46: Preparing For Seasonal Storage

    10. Check anti- freeze protection and add a 50/50 solution produce good quality of cut and require minimal power of water and Peugeot recommended anti freeze (Toro from the engine. By contrast a blade that is higher at the Part No. 93-7213) as needed for expected minimum ends than the center, or if cutting edge is higher than the temperature in your area.
  • Page 47 Hydraulic Schematic (2-Wheel Drive)
  • Page 48 Hydraulic Schematic (4-Wheel Drive)
  • Page 49: Electrical Schematic

    Electrical Schematic...
  • Page 52 If for any reason you are dissatisfied with your Distributor’s service or have difficulty obtaining guarantee information, contact the Toro importer. If all other remedies fail, you may contact us at Toro Warranty Company.

This manual is also suitable for:

30455Groundsmaster 455-d

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